Taro has just moved to a new apartment. Here he meets Akari, his next-door neighbor. Akari is very beautiful, charming and caring towards him. Suddenly, while taking the elevator, there is an earthquake. The elevator stops and the phone has no signal. Taro is dehydrated so he wants to drink Akari's sweat. Akari agrees but because he is so thirsty, he wants to drink more water, and especially Akari's secret, wettest place...